Directory Services


The ber_first_element function is used to begin the traversal of a SET, SET OF, SEQUENCE or SEQUENCE OF data value stored in the supplied BerElement structure. It returns the tag and length of the first element.

ULONG ber_first_element(
  BerElement* pBerElement,
  ULONG* pLen,
  CHAR** ppOpaque


[in] Pointer to the source BerElement structure.
[out] Returns the length of the next element to be parsed.
[out] Returns a pointer to a cookie that is passed to subsequent calls of the ber_next_element function.

Return Values

Returns the tag of the next element to be read in the BerElement structure. LBER_DEFAULT is returned if there is no further data to be read.


The pLen and ppOpaque values returned by the function are internal parsing state values, and should not be used by applications other than as arguments to ber_next_element.


Client: Included in Windows XP and Windows 2000 Professional.
Server: Included in Windows Server 2003 and Windows 2000 Server.
Redistributable: Requires Active Directory Client Extension on Windows NT 4.0 SP6a and Windows 95/98/Me.
Header: Declared in Winber.h.
Library: Use Wldap32.lib.

See Also

ber_skip_tag, ber_peek_tag, ber_next_element